Practice Questions

  1. Home
  2. Free Resources
  3. Practice Questions
  4. 58959
TLS Online TPP Program

#Question id: 32341

Which of the following process is critical for the polarized, directed growth of the actin network that is responsible for unidirectional cell crawling and the intracellular motility of pathogens?

#Unit 2. Cellular Organization
  1. Profilin-mediated assembly of old but not new actin filaments
  2. Cofilin-mediated disassembly of old but not new actin filaments
  3. Formin-mediated assembly of old but not new actin filaments
  4. Arp2/3 complex-mediated assembly of old but not new actin filaments
More Questions
TLS Online TPP Program

#Question id: 946

#Unit 1. Molecules and their Interaction Relevant to Biology

Aspartate is the precursor for which of the following amino acids?
TLS Online TPP Program

#Question id: 11151

#Unit 9. Diversity of Life Forms

What conclusion can be drawn validly from these data?
TLS Online TPP Program

#Question id: 17802

#Unit 9. Diversity of Life Forms

Which of the following was not a challenge for survival of the first land plants? 
TLS Online TPP Program

#Question id: 9282

#Unit 6. System Physiology – Plant

The rate of photosynthesis when red and far-red light are given together is greater than the sum of the rates when they are given apart, the effect provided essential

evidence in favor of the concept that photosynthesis is carried out by two photochemical systems working in tandem but with slightly different wavelength optima

this effect is known as
TLS Online TPP Program

#Question id: 2540

#Unit 2. Cellular Organization

Which of the following are found in plant, animal, and bacterial cells?